:root {
    --bg: #f6f7f9;
    --panel: #ffffff;
    --panel-soft: #fafbfc;
    --text: #111827;
    --muted: #667085;
    --line: #e3e7ee;
    --line-strong: #cfd6e2;
    --soft: #f1f5f9;
    --primary: #0f766e;
    --primary-dark: #0b5f59;
    --primary-soft: #e8f7f4;
    --blue: #2563eb;
    --blue-soft: #eef4ff;
    --danger: #b42318;
    --danger-soft: #fff1f0;
    --success: #087443;
    --success-soft: #edf8f1;
    --warning: #a15c07;
    --warning-soft: #fff7e8;
    --ink-soft: #344054;
    --shadow: 0 16px 45px rgba(15, 23, 42, 0.06);
    --radius: 8px;
}

* { box-sizing: border-box; }

html { background: var(--bg); }

body {
    margin: 0;
    min-height: 100vh;
    background:
        radial-gradient(circle at top left, rgba(15, 118, 110, 0.08), transparent 32rem),
        linear-gradient(180deg, #fbfcfd 0%, var(--bg) 42%);
    color: var(--text);
    font-family: Inter, "Segoe UI", Arial, Helvetica, sans-serif;
    line-height: 1.5;
}

a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }

.app-shell {
    display: grid;
    grid-template-columns: 248px minmax(0, 1fr);
    min-height: 100vh;
}

.sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    padding: 20px 16px;
    background: rgba(255, 255, 255, 0.86);
    color: var(--text);
    border-right: 1px solid var(--line);
    backdrop-filter: blur(18px);
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 48px;
}

.brand-mark {
    width: 42px;
    height: 42px;
    display: inline-grid;
    place-items: center;
    border-radius: var(--radius);
    background: #101828;
    color: #ffffff;
    font-weight: 800;
}

.brand strong { display: block; font-size: 15px; }
.brand small, .sidebar-note small { color: var(--muted); }

.nav-list {
    display: grid;
    gap: 4px;
}

.nav-list a {
    min-height: 42px;
    display: flex;
    align-items: center;
    padding: 0 12px;
    border-radius: var(--radius);
    color: #475467;
    font-weight: 700;
}

.nav-list a:hover,
.nav-list a.active {
    background: var(--primary-soft);
    color: var(--primary-dark);
}

.sidebar-note {
    margin-top: auto;
    display: grid;
    gap: 9px;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--panel-soft);
}

.logout-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    color: var(--muted);
    font-weight: 700;
}

.main {
    width: min(1180px, 100%);
    padding: 30px 34px 48px;
}

.page-title {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 18px;
}

.page-title h1,
.install-hero h1,
.section-heading h2 {
    margin: 0;
    letter-spacing: 0;
}

.page-title h1 {
    font-size: clamp(28px, 4vw, 42px);
    line-height: 1.05;
}

.eyebrow {
    margin: 0 0 6px;
    color: var(--primary);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0;
    font-weight: 800;
}

.muted, .hint, .empty-state, small { color: var(--muted); }
.hint { margin: 2px 0 0; }

.panel,
.metric,
.action-tile,
.session-tab,
.rule-summary {
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.panel { padding: 24px; }

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin-bottom: 16px;
}

.metric {
    display: grid;
    gap: 12px;
    min-height: 118px;
    padding: 18px;
}

.metric span { color: var(--muted); font-size: 13px; }
.metric strong { font-size: 34px; line-height: 1; }
.metric.success { border-top: 3px solid var(--success); }
.metric.danger { border-top: 3px solid var(--danger); }

.portal-actions {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-bottom: 18px;
}

.action-tile {
    display: grid;
    gap: 9px;
    min-height: 126px;
    padding: 18px;
    transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.action-tile:hover {
    transform: translateY(-1px);
    border-color: var(--line-strong);
    box-shadow: 0 18px 50px rgba(15, 23, 42, 0.09);
}

.action-tile strong { font-size: 18px; }

.two-column,
.rules-layout {
    display: grid;
    gap: 18px;
    margin-bottom: 18px;
}

.two-column { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
.rules-layout { grid-template-columns: minmax(0, 1fr) 340px; align-items: start; }

.section-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 14px;
    margin-bottom: 18px;
}

.section-heading h2 { font-size: 22px; }

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.span-2 { grid-column: 1 / -1; }
label, fieldset { display: grid; gap: 8px; }

label > span,
legend {
    color: var(--ink-soft);
    font-size: 13px;
    font-weight: 800;
}

fieldset {
    margin: 0;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--panel-soft);
}

input, textarea, select {
    width: 100%;
    min-height: 46px;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    padding: 11px 13px;
    color: var(--text);
    background: #ffffff;
}

textarea { resize: vertical; }
input:focus, textarea:focus, select:focus {
    outline: 3px solid rgba(15, 118, 110, 0.14);
    border-color: var(--primary);
}

.button, button.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0 15px;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    color: var(--text);
    background: #ffffff;
    cursor: pointer;
    font-weight: 800;
}

.button:hover { border-color: #9aa7bb; background: #fbfcfd; }
.button.primary { border-color: var(--primary); background: var(--primary); color: #ffffff; }
.button.primary:hover { background: var(--primary-dark); }
.button.ghost { background: var(--soft); }
.button.danger { border-color: #f2b8b2; background: var(--danger-soft); color: var(--danger); }
.button.small { min-height: 38px; padding: 0 12px; font-size: 13px; }
.button.tiny { min-height: 32px; padding: 0 10px; font-size: 12px; }
.button-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }

.copy-field {
    display: block;
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #ffffff;
    color: var(--ink-soft);
    text-align: left;
    cursor: copy;
    word-break: break-word;
}

.notice {
    margin: 0 0 16px;
    padding: 12px 14px;
    border-radius: var(--radius);
    border: 1px solid var(--line);
    background: var(--soft);
}
.notice.success { border-color: #b7eac8; background: var(--success-soft); color: var(--success); }
.notice.danger { border-color: #ffd0cc; background: var(--danger-soft); color: var(--danger); }

.badge-row, .chip-row, .tag-row, .help-strip {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 7px;
}

.help-strip { margin-bottom: 14px; }

.badge, .tag, .chip, .pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    max-width: 100%;
    border-radius: 999px;
    border: 1px solid transparent;
    white-space: nowrap;
    font-weight: 800;
}

.badge { min-height: 26px; padding: 0 9px; font-size: 12px; }
.tag { min-height: 24px; padding: 0 8px; font-size: 11px; background: var(--soft); color: #475467; }
.chip { min-height: 28px; padding: 0 10px; font-size: 12px; background: #f8fafc; color: #475467; border-color: var(--line); }
.pill { min-height: 28px; padding: 0 10px; font-size: 12px; background: var(--soft); color: var(--ink-soft); text-transform: capitalize; }

.badge.success, .chip.success, .tag.success, .pill.success { background: var(--success-soft); color: var(--success); border-color: #b7eac8; }
.badge.danger, .chip.danger, .tag.danger, .pill.failed { background: var(--danger-soft); color: var(--danger); border-color: #ffd0cc; }
.badge.warning, .chip.warning, .tag.warning, .pill.ignored, .pill.skipped, .pill.paused { background: var(--warning-soft); color: var(--warning); border-color: #f7d79c; }
.badge.info, .chip.info, .tag.info { background: var(--blue-soft); color: var(--blue); border-color: #c7d7fe; }
.badge.neutral, .chip.neutral, .tag.neutral { background: var(--soft); color: #475467; border-color: var(--line); }
.badge.action, .chip.action { background: var(--primary-soft); color: var(--primary-dark); border-color: #b7e3dc; }
.pill.duplicate { background: #eef2ff; color: #3730a3; }

.session-badge {
    display: grid;
    gap: 5px;
    justify-items: end;
    padding: 10px 12px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #ffffff;
}
.session-badge strong { font-size: 17px; }

.session-tabs {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding: 2px 2px 18px;
    margin-bottom: 4px;
    scrollbar-width: thin;
}

.session-tab {
    flex: 0 0 auto;
    min-width: 150px;
    min-height: 62px;
    display: grid;
    gap: 2px;
    padding: 11px 13px;
    color: var(--text);
    text-align: left;
    cursor: pointer;
}
.session-tab span { font-weight: 800; }
.session-tab small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.session-tab b {
    width: fit-content;
    padding: 2px 7px;
    border-radius: 999px;
    background: var(--soft);
    color: var(--muted);
    font-size: 11px;
}
.session-tab.active { border-color: var(--primary); background: var(--primary-soft); box-shadow: none; }
.session-tab.sync { color: var(--primary); border-style: dashed; }

.detail-list { display: grid; gap: 0; margin: 0; }
.detail-list div {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    padding: 12px 0;
    border-bottom: 1px solid var(--line);
}
.detail-list div:first-child { padding-top: 0; }
.detail-list div:last-child { border-bottom: 0; padding-bottom: 0; }
.detail-list dt { color: var(--muted); }
.detail-list dd { margin: 0; font-weight: 800; text-align: right; word-break: break-word; }

.setup-steps { display: grid; gap: 14px; }
.setup-steps div { display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 12px; align-items: start; }
.setup-steps span:first-child {
    width: 34px;
    height: 34px;
    display: grid;
    place-items: center;
    border-radius: 999px;
    background: var(--primary-soft);
    color: var(--primary-dark);
    font-weight: 900;
}
.setup-steps p { margin: 5px 0 0; }
.setup-steps .copy-field, .setup-steps .badge-row { grid-column: 2; }

.compact-list, .rule-list, .log-list { display: grid; gap: 10px; }
.compact-item, .rule-card, .log-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #ffffff;
}
.rule-card.current { border-color: var(--primary); background: var(--primary-soft); }
.compact-item > span:last-child, .rule-card > span:last-child { display: grid; min-width: 0; gap: 7px; }

.status-dot { width: 10px; height: 10px; flex: 0 0 auto; margin-top: 7px; border-radius: 999px; background: #98a2b3; }
.status-dot.on { background: var(--success); }
.status-dot.off { background: #98a2b3; }

.rule-summary {
    display: grid;
    gap: 10px;
    padding: 14px;
    background: var(--panel-soft);
    box-shadow: none;
}
.rule-summary strong { font-size: 13px; }

.field-chip-summary { min-height: 30px; margin-top: 2px; }
.field-chip-summary .chip { min-height: 25px; padding: 0 9px; font-size: 11px; }

.segmented { display: flex; flex-wrap: wrap; gap: 8px; }
.segmented label { display: inline-flex; }
.segmented input { position: absolute; opacity: 0; pointer-events: none; }
.segmented span {
    display: inline-flex;
    min-height: 40px;
    align-items: center;
    padding: 0 13px;
    border: 1px solid var(--line-strong);
    border-radius: 999px;
    background: #ffffff;
    cursor: pointer;
    font-weight: 800;
}
.segmented input:checked + span { border-color: var(--primary); background: var(--primary-soft); color: var(--primary-dark); }
.segmented.compact span { min-height: 36px; font-size: 13px; }

.check-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.check-grid label, .checkbox-line, .switch { display: flex; align-items: center; gap: 8px; }
.check-grid input, .checkbox-line input, .switch input { width: auto; }
.check-grid label {
    min-height: 42px;
    padding: 0 12px;
    border: 1px solid var(--line-strong);
    border-radius: 999px;
    background: #ffffff;
    cursor: pointer;
    font-weight: 800;
}
.check-grid label:has(input:checked) { border-color: var(--primary); background: var(--primary-soft); color: var(--primary-dark); }
.switch { padding: 8px 10px; border: 1px solid var(--line); border-radius: var(--radius); background: #ffffff; }

.advanced {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 14px;
    background: var(--panel-soft);
}
.advanced summary { cursor: pointer; font-weight: 900; }
.advanced-grid { display: grid; gap: 14px; margin-top: 14px; }

.webhook-box {
    display: grid;
    gap: 10px;
    padding: 16px;
    border: 1px dashed var(--line-strong);
    border-radius: var(--radius);
    background: var(--panel-soft);
}

.code-block pre, td pre {
    overflow: auto;
    max-width: 100%;
    padding: 12px;
    border-radius: var(--radius);
    background: #111827;
    color: #e5eefb;
}

.chat-toolbar { display: grid; grid-template-columns: minmax(220px, 1fr) auto auto; gap: 10px; align-items: center; margin-bottom: 14px; }
.chat-list { display: grid; gap: 10px; max-height: 560px; overflow: auto; }
.chat-list.page { max-height: none; }
.chat-row {
    display: grid;
    grid-template-columns: auto 46px minmax(0, 1fr) minmax(160px, auto);
    align-items: center;
    gap: 12px;
    padding: 13px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #ffffff;
    transition: border-color 0.15s ease, background 0.15s ease;
}
.chat-row:hover { border-color: var(--line-strong); background: #fbfcfd; }
.chat-row.selected { border-color: var(--primary); background: var(--primary-soft); }
.chat-row input { width: auto; }
.avatar {
    width: 46px;
    height: 46px;
    border-radius: 999px;
    overflow: hidden;
    display: grid;
    place-items: center;
    background: #e0f2fe;
    color: #075985;
    font-weight: 900;
}
.avatar img { width: 100%; height: 100%; object-fit: cover; }
.chat-main { display: grid; gap: 4px; min-width: 0; }
.chat-main strong, .chat-main small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chat-id { justify-self: end; max-width: 260px; color: var(--muted); font-size: 12px; word-break: break-all; }
.chat-id .tag { white-space: normal; word-break: break-all; }
.chat-type.group { background: #eef2ff; color: #3730a3; border-color: #c7d2fe; }
.chat-type.person, .chat-type.contact { background: var(--blue-soft); color: var(--blue); border-color: #c7d7fe; }

.log-item { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: start; }
.log-item > div { display: grid; gap: 6px; }
.log-meta { display: flex; flex-wrap: wrap; gap: 5px; }
.log-item time { color: var(--muted); font-size: 12px; }
.log-message-cell { display: grid; gap: 6px; }
.log-message-cell strong { display: inline-flex; align-items: center; }

.modal {
    position: fixed;
    inset: 0;
    z-index: 30;
    display: grid;
    place-items: center;
    padding: 20px;
    background: rgba(15, 23, 42, 0.46);
}
.modal[hidden] { display: none; }
.modal-panel {
    width: min(900px, 100%);
    max-height: min(760px, 94vh);
    overflow: auto;
    background: #ffffff;
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: 0 24px 80px rgba(15, 23, 42, 0.20);
}
.icon-button { width: 38px; height: 38px; border: 1px solid var(--line); border-radius: var(--radius); background: #ffffff; cursor: pointer; font-weight: 900; }

.table-wrap { overflow: auto; }
table { width: 100%; border-collapse: collapse; min-width: 880px; }
th, td { padding: 14px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { color: var(--muted); font-size: 12px; text-transform: uppercase; }
td small { display: block; margin-top: 4px; }
.detail-row td { padding-top: 0; background: var(--panel-soft); }
.table-wrap tr:hover td { background: #fbfcfd; }
.danger-text { color: var(--danger); }
.inline-result { min-height: 22px; color: var(--muted); }
.inline-result.ok { color: var(--success); }
.inline-result.bad { color: var(--danger); }

.install-body, .login-body {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 28px 18px;
    background: linear-gradient(180deg, #fbfcfd 0%, var(--bg) 100%);
}
.install-card, .login-card { width: min(620px, 100%); display: grid; gap: 18px; }
.install-hero { display: flex; align-items: center; gap: 14px; }
.login-form { grid-template-columns: 1fr; }
.trusted-device { min-height: 48px; padding: 12px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel-soft); }
.requirements { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.requirement { padding: 12px; border: 1px solid var(--line); border-radius: var(--radius); background: #ffffff; }
.requirement span { display: block; color: var(--muted); font-size: 12px; }
.requirement.ok { background: var(--success-soft); }
.requirement.bad { background: var(--danger-soft); }

@media (max-width: 1080px) {
    .app-shell, .two-column, .rules-layout { grid-template-columns: 1fr; }
    .sidebar { position: static; height: auto; }
    .dashboard-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
    .main { padding: 18px; }
    .form-grid, .dashboard-grid, .requirements, .chat-toolbar, .check-grid, .portal-actions { grid-template-columns: 1fr; }
    .page-title { display: grid; }
    .session-badge { width: 100%; justify-items: start; }
    .session-tabs { margin-left: -18px; margin-right: -18px; padding-left: 18px; padding-right: 18px; }
    .session-tab { min-width: 138px; }
    .sidebar { gap: 14px; }
    .nav-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .nav-list a, .button, button.button, input, textarea, .segmented span, .check-grid label { min-height: 46px; }
    .panel { padding: 18px; }
    .chat-row { grid-template-columns: auto 42px minmax(0, 1fr); }
    .chat-row .chat-id { grid-column: 3; justify-self: start; max-width: 100%; }
    .log-item { grid-template-columns: 1fr; }
    .badge, .tag, .chip { white-space: normal; }
}